Entity Detail — Knowledge Graph Node
This page aggregates everything SciDEX knows about TRKB: its mechanistic relationships (Knowledge Graph edges), hypotheses targeting it, analyses mentioning it, and supporting scientific papers. The interactive graph below shows its immediate neighbors. All content is AI-synthesized from peer-reviewed literature.
TRKB is a gene implicated in neurodegeneration research. Key relationships include: activates, therapeutic target, regulates. Associated with ALS, Aging, Als. Connected to 362 entities in the SciDEX knowledge graph.
| Gene Symbol | TRKB |
| Chromosome | 9q21.33 |
| Protein Type | Receptor |
| Function | is a high-affinity receptor tyrosine kinase that serves as the primary signaling receptor for brain-derived neurotrophic factor (BDNF) and neurotrophin-4 (NT-4). |
| Molecular Weight | 140 kDa |
| Amino Acids | 796 aa |
| Exons | 24 |
| Pathways | Akt, Apoptosis, Cell Cycle, Long-Term Potentiation, Mapk |
| UniProt ID | Q16620 |
| NCBI Gene ID | 4915 |
| Ensembl ID | ENSG00000148053 |
| GeneCards | TRKB |
| Human Protein Atlas | TRKB |
| 7,8-DHF | Small molecule |
| R13 | Peptide mimetic |
| Associated Diseases | ALS, Aging, Alzheimer, Alzheimer'S Disease, Cancer |
| Interactions | MMP2, SYN3, MMP9, BDNF, PI3K, MTOR |
| KG Connections | 973 knowledge graph edges |
| Databases | GeneCardsHPASTRING |
Knowledge base pages for this entity
flowchart TD
BDNF["BDNF<br/>Brain-Derived<br/>Neurotrophic Factor"]
TRKB["TRKB<br/>Tropomyosin Receptor<br/>Kinase B"]
FGF7["FGF7<br/>Fibroblast Growth<br/>Factor 7"]
Neurodegeneration["Neurodegeneration<br/>General Process"]
Alzheimer["Alzheimer's<br/>Disease"]
Parkinson["Parkinson's<br/>Disease"]
ALS["Amyotrophic Lateral<br/>Sclerosis (ALS)"]
MS["Multiple<br/>Sclerosis"]
Depression["Depression<br/>Mood Disorder"]
Stroke["Stroke<br/>Cerebrovascular<br/>Event"]
Ischemia["Ischemia<br/>Reduced Blood<br/>Flow"]
Aging["Aging<br/>Process"]
Inflammation["Inflammation<br/>Immune Response"]
Fibrosis["Fibrosis<br/>Tissue Scarring"]
NeuroprotectiveEffects["Neuroprotective<br/>Effects"]
TissueRepair["Tissue Repair<br/> and Regeneration"]
BDNF --|"activates"|--> TRKB
TRKB --|"regulates"|--> FGF7
TRKB --|"promotes"|--> NeuroprotectiveEffects
TRKB --|"enhances"|--> TissueRepair
TRKB --|"therapeutic_target"|--> Neurodegeneration
TRKB --|"therapeutic_target"|--> Alzheimer
TRKB --|"therapeutic_target"|--> Parkinson
TRKB --|"therapeutic_target"|--> ALS
TRKB --|"therapeutic_target"|--> MS
TRKB --|"therapeutic_target"|--> Depression
TRKB --|"inhibits"|--> Aging
TRKB --|"inhibits"|--> Fibrosis
TRKB --|"regulates"|--> Inflammation
Ischemia --|"leads_to"|--> Stroke
Aging --|"contributes_to"|--> Neurodegeneration
style TRKB fill:#006494
style BDNF fill:#1b5e20
style NeuroprotectiveEffects fill:#1b5e20
style TissueRepair fill:#1b5e20
style FGF7 fill:#4a1a6b
style Neurodegeneration fill:#ef5350
style Alzheimer fill:#ef5350
style Parkinson fill:#ef5350
style ALS fill:#ef5350
style MS fill:#ef5350
style Aging fill:#5d4400
style Depression fill:#5d4400
style Stroke fill:#5d4400
style Inflammation fill:#ef5350
style Fibrosis fill:#ef5350| Target | Relation | Type | Str |
|---|---|---|---|
| BDNF | activates | gene | 1.00 |
| Als | activates | disease | 1.00 |
| Synaptic Plasticity | activates | pathway | 1.00 |
| Aging | activates | disease | 0.95 |
| Depression | activates | disease | 0.95 |
| Inflammation | activates | disease | 0.95 |
| Neurotrophic Signaling | involved_in | pathway | 0.90 |
| AKT | activates | gene | 0.90 |
| DEPRESSION | activates | gene | 0.90 |
| Als | associated_with | disease | 0.85 |
| Als | regulates | disease | 0.85 |
| Depression | therapeutic_target | disease | 0.85 |
| Neurodegeneration | activates | disease | 0.85 |
| CREB | phosphorylates | protein | 0.85 |
| BDNF | therapeutic_target | gene | 0.80 |
| P75NTR | activates | gene | 0.80 |
| TNF-Α | activates | gene | 0.80 |
| Neurogenesis | activates | pathway | 0.80 |
| AGING | activates | gene | 0.80 |
| DEPRESSION | therapeutic_target | gene | 0.80 |
| Ischemia | activates | disease | 0.75 |
| Stroke | activates | disease | 0.75 |
| Alzheimer | therapeutic_target | disease | 0.75 |
| Als | inhibits | disease | 0.75 |
| Inflammation | therapeutic_target | disease | 0.75 |
| Neuroinflammation | activates | disease | 0.75 |
| Diabetes | activates | disease | 0.75 |
| Als | implicated_in | disease | 0.75 |
| BDNF | associated_with | gene | 0.70 |
| FGF7 | regulates | protein | 0.70 |
| acute lung injury | treats | disease | 0.70 |
| AKT | inhibits | gene | 0.70 |
| BDNF | implicated_in | gene | 0.70 |
| BDNF | causes | gene | 0.70 |
| Oxidative Stress | regulates | pathway | 0.70 |
| Apoptosis | regulates | pathway | 0.70 |
| Apoptosis | therapeutic_target | pathway | 0.70 |
| Oxidative Stress | activates | pathway | 0.70 |
| APOPTOSIS | therapeutic_target | gene | 0.70 |
| NEUROINFLAMMATION | activates | gene | 0.70 |
| INFLAMMATION | therapeutic_target | gene | 0.70 |
| EXERCISE | activates | gene | 0.70 |
| Differentiation | activates | pathway | 0.70 |
| Microbiota | activates | pathway | 0.70 |
| Pi3K/Akt | activates | pathway | 0.70 |
| JAK | activates | gene | 0.70 |
| INFLAMMATION | activates | gene | 0.70 |
| Apoptosis | activates | pathway | 0.70 |
| Ms | activates | disease | 0.65 |
| Aging | therapeutic_target | disease | 0.65 |
| Source | Relation | Type | Str |
|---|---|---|---|
| BDNF | activates | protein | 1.00 |
| BDNF | associated_with | gene | 1.00 |
| Exercise Training | upregulates | process | 0.93 |
| AMYLOID BETA | degrades | protein | 0.90 |
| TNF | activates | gene | 0.90 |
| PI3K | activates | gene | 0.80 |
| NEURODEGENERATION | activates | gene | 0.80 |
| BDNF | interacts_with | protein | 0.72 |
| TAU | therapeutic_target | gene | 0.70 |
| BDNF | regulates | gene | 0.70 |
| ERK | activates | gene | 0.70 |
| IL-6 | activates | gene | 0.70 |
| STROKE | activates | gene | 0.70 |
| EXERCISE | activates | gene | 0.70 |
| MMP9 | activates | gene | 0.60 |
| BAX | therapeutic_target | gene | 0.60 |
| MMP2 | activates | gene | 0.60 |
| SYN3 | activates | gene | 0.60 |
| BDNF | therapeutic_target | gene | 0.60 |
| OVERVIEW | activates | gene | 0.60 |
| HDAC2 | activates | gene | 0.60 |
| HDAC3 | activates | gene | 0.60 |
| BAX | expressed_in | gene | 0.60 |
| AKT | activates | gene | 0.60 |
| MTOR | interacts_with | gene | 0.60 |
| PI3K | interacts_with | gene | 0.60 |
| BAD | therapeutic_target | gene | 0.60 |
| AKT | interacts_with | gene | 0.60 |
| BID | therapeutic_target | gene | 0.60 |
| PI3K | regulates | gene | 0.60 |
| AKT | regulates | gene | 0.60 |
| RB1 | therapeutic_target | gene | 0.60 |
| BDNF | protects_against | gene | 0.60 |
| TAU | protects_against | gene | 0.60 |
| NTRK2 | activates | gene | 0.60 |
| NESTIN | activates | gene | 0.60 |
| DCX | activates | gene | 0.60 |
| FYN | interacts_with | gene | 0.60 |
| MTOR | associated_with | gene | 0.60 |
| PI3K | associated_with | gene | 0.60 |
| AKT | associated_with | gene | 0.60 |
| MECP2 | activates | gene | 0.60 |
| JUN | activates | gene | 0.60 |
| SIRT3 | activates | gene | 0.60 |
| TXNRD1 | activates | gene | 0.60 |
| APP | associated_with | gene | 0.60 |
| TAU | associated_with | gene | 0.60 |
| EGF | activates | gene | 0.60 |
| BDNF | causes | gene | 0.60 |
| PI3K | inhibits | gene | 0.60 |
Hypotheses where this entity is a therapeutic target
| Hypothesis | Score | Disease | Analysis |
|---|---|---|---|
| No targeting hypotheses | |||
Scientific analyses that reference this entity
neurodegeneration | 2026-04-14 | 2 hypotheses Top: 0.589
Scientific publications cited in analyses involving this entity
| Title & PMID | Authors | Journal | Year | Citations |
|---|---|---|---|---|
| No papers found | ||||